Home / 4,912.70-7,372.08-1,950.66

Finding the Fourth Proportional to 4,912.70, 7,372.08 and 1,950.66

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Solution

The fourth proportional to 4,912.70, 7,372.08 and 1,950.66 is: 2,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.70 : 7,372.08 = 1,950.66 : x
  2. Step 2: Convert to fraction form
    4,912.70/7,372.08 = 1,950.66/x
  3. Step 3: Cross multiply
    4,912.70x = 7,372.08 × 1,950.66
  4. Step 4: Simplify right side
    4,912.70x = 14,380,421.57
  5. Step 5: Solve for x
    x = 14,380,421.57/4,912.70
  6. Step 6: Final answer
    x = 2,927.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.